The United States has ordered nearly seven million doses in total, but most of them will not arrive for months.
Author: Emily Anthes
Studies Probe Adenovirus Link to Childhood Hepatitis Cases
Two new papers add to the circumstantial evidence that a common childhood virus might be involved in the rare hepatitis cases, but many questions remain.
A Canine Companion So Nice It (Maybe) Evolved Twice
Two different ancient wolf populations contributed DNA to modern dogs, according to a new study.
Liviah’s New Liver: A Family Grapples With a Girl’s Puzzling Hepatitis
A 4-year-old in Ohio is one of hundreds of children worldwide who have developed unexplained liver problems in recent months.
Can I Stop Isolating If I’m Still Testing Positive for the Virus?
Some people may test positive for the coronavirus for 10 days or longer, but interpreting those results remains difficult, experts said.
The Michigan Mink Mystery: How Did an Interspecies Outbreak Unfold?
The puzzling coronavirus cases highlight ongoing surveillance challenges and blind spots.
Scientists Uncover a Shady Web of Online Spider Sales
More than 1,200 species of arachnids are part of a largely unregulated global marketplace, according to a new study.
Covid and Omicron Variants: Lessons From Gamma, Iota and Mu
Studying the coronavirus variants that have faded away could help us prepare for what comes next, scientists say.
How Nature Becomes a Casualty of War
Research on past conflicts suggests that the war in Ukraine could have a profound environmental impact.
Inside the High-Stakes Race to Test the Covid Tests
Researchers in Atlanta have helped the federal government evaluate dozens of Covid tests and pioneer a new model for developing novel diagnostics.